eoal
基本解釋
- 煤
英漢例句
- opening up eoal seam in erosseut
石門(mén)揭煤 - fully meehanized eoal mining with eaving of roof eoal
綜放開(kāi)採(cǎi) - The First-line Production Worker's Efficiency Compensation Design in State-owned Eoal Enterprises
國(guó)有煤炭企業(yè)一線員工傚率薪酧設(shè)計(jì) - top eoal eavability
頂煤冒放性 - eoal bed
煤層